Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
моби́льный
→
Russian
мобильник
(affix)
→
Russian
мобильность
(affix)
→
Ukrainian
мобільний
(cognate)